diff --git a/tools/ad-smooth/adfix.py b/tools/ad-smooth/adfix.py
new file mode 100644
index 0000000..87c5db6
--- /dev/null
+++ b/tools/ad-smooth/adfix.py
@@ -0,0 +1,222 @@
+"""Fjern sving > MAX_TURN på AD-ruter mellem markører ved at tilføje kurve-omveje.
+
+Kun nye waypoints tilføjes; eksisterende id'er, koordinater og forbindelser bevares
+(kanter der deles får et mellempunkt på samme linje). AD's pathfinder vælger selv
+kurven, fordi den er kortere og har mindre vinkel-straf.
+
+Brug: adfix.py <ind.xml> <ud.xml> <log.json>
+"""
+import json, math, re, sys, collections
+sys.path.insert(0, __file__.rsplit("/", 1)[0])
+from adsmooth import read, write, dist, new_node, link, apply_splits
+from adroutes import transit, dijkstra, angle, is_reverse
+
+MAX_TURN = 45.5          # grænse (45° præcis er tilladt)
+CURVE_STEP = 7.9         # max knæk i kurven (<8° => AD regner 27 km/h, så kurven vinder)
+R_TRY = (8.0, 6.0, 4.5, 3.0, 2.0, 1.5, 1.0)
+TARGET_EDGE = 7.9        # max knæk overalt i kurven inkl. ind-/udgang
+
+
+def markers(doc):
+    return [int(float(i)) for i in re.findall(r"<mm\d+>\s*<id>([\d.]+)</id>", doc["s"])]
+
+
+def node_path(best, pre, target):
+    s = best.get(target); seq = []
+    while s:
+        seq.append(s); s = pre[s]
+    seq.reverse()
+    return [seq[0][0]] + [b for _, b in seq] if seq else []
+
+
+def collect(N, mks):
+    """Returnér {(p,b,c): (antal, path, index_of_b)} for sving > MAX_TURN på ruter."""
+    T = transit(N); found = {}
+    cnt = collections.Counter()
+    for st in mks:
+        best, pre = dijkstra(N, T, st)
+        for tg in mks:
+            if tg == st or tg not in best:
+                continue
+            path = node_path(best, pre, tg)
+            backing = False
+            for i in range(1, len(path) - 1):
+                p, b, c = path[i - 1], path[i], path[i + 1]
+                a = angle(N, p, b, c)
+                # bakning: starter på en bakforbindelse (p ikke i b.incoming), slutter når retningen vender (>90°)
+                if p not in N[b]["inc"]:
+                    backing = True
+                if backing:
+                    if a > 90:
+                        backing = False
+                    continue
+                # vendepunktet lige før baklængs-kørsel (bakforbindelse c -> næste) er bevidst skarpt
+                if i + 2 < len(path) and c not in N[path[i + 2]]["inc"]:
+                    continue
+                if a > MAX_TURN and not is_reverse(N, p, b, c):
+                    key = (p, b, c) + window(N, path, i)
+                    cnt[key] += 1
+                    back = sum(dist(N[path[j]], N[path[j + 1]]) for j in range(i))
+                    fwd = sum(dist(N[path[j]], N[path[j + 1]]) for j in range(i, len(path) - 1))
+                    cur = found.get(key)
+                    if cur is None:
+                        found[key] = [(path, i, back), (path, i, fwd)]
+                    else:
+                        if back < cur[0][2]: cur[0] = (path, i, back)
+                        if fwd < cur[1][2]: cur[1] = (path, i, fwd)
+    return {k: (cnt[k], v[0], v[1]) for k, v in found.items()}
+
+
+def window(N, path, i, reach=8.5):
+    """Rutens noder inden for `reach` meter før og efter path[i] (skelner grene)."""
+    lo = i; acc = 0.0
+    while lo > 0 and acc < reach:
+        acc += dist(N[path[lo - 1]], N[path[lo]]); lo -= 1
+    hi = i; acc = 0.0
+    while hi < len(path) - 1 and acc < reach:
+        acc += dist(N[path[hi]], N[path[hi + 1]]); hi += 1
+    return (tuple(path[lo:i]), tuple(path[i + 1:hi + 1]))
+
+
+def point_along(N, path, i, R, direction):
+    """Gå R meter fra path[i] bagud (-1) eller fremad (+1). Returnér
+    (u, v, d_from_u) for punktet på kanten u->v i kørselsretning, eller None."""
+    acc = 0.0; j = i
+    while True:
+        k = j + direction
+        if k < 0 or k >= len(path):
+            return None
+        a, b = (path[k], path[j]) if direction < 0 else (path[j], path[k])
+        L = dist(N[a], N[b])
+        if acc + L >= R:
+            rest = R - acc                      # meter fra path[j] mod path[k]
+            return (a, b, L - rest) if direction < 0 else (a, b, rest)
+        acc += L; j = k
+
+
+def tangent(N, u, v):
+    L = dist(N[u], N[v])
+    return ((N[v]["x"] - N[u]["x"]) / L, (N[v]["z"] - N[u]["z"]) / L)
+
+
+def pos_on(N, u, v, d):
+    t = d / dist(N[u], N[v])
+    return {a: N[u][a] + (N[v][a] - N[u][a]) * t for a in "xyz"}
+
+
+def ang2(v1, v2):
+    l1 = math.hypot(*v1); l2 = math.hypot(*v2)
+    if l1 < 1e-6 or l2 < 1e-6:
+        return 0.0
+    return math.degrees(math.acos(max(-1, min(1, (v1[0] * v2[0] + v1[1] * v2[1]) / (l1 * l2)))))
+
+
+def design(N, back, fwd, R):
+    """Kubisk Bézier fra punkt R før b til R efter b. back/fwd = (path, i, plads) for
+    de ruter der har mindst plads før hhv. efter b. Returnér plan eller None."""
+    a = point_along(N, back[0], back[1], R, -1); b = point_along(N, fwd[0], fwd[1], R, +1)
+    if not a or not b:
+        return None
+    (u1, v1, d1), (u2, v2, d2) = a, b
+    # ligger punktet (næsten) oven i en eksisterende node, bruges noden selv
+    snap = lambda u, v, d: ("node", u) if d < 0.3 else ("node", v) if dist(N[u], N[v]) - d < 0.3 else ("split", u, v, d)
+    e_in, e_out = snap(u1, v1, d1), snap(u2, v2, d2)
+    if e_in[0] == "node":
+        d1 = 0.0 if e_in[1] == u1 else dist(N[u1], N[v1])
+    if e_out[0] == "node":
+        d2 = 0.0 if e_out[1] == u2 else dist(N[u2], N[v2])
+    P0 = pos_on(N, u1, v1, d1); P3 = pos_on(N, u2, v2, d2)
+    t0 = tangent(N, u1, v1); t3 = tangent(N, u2, v2)
+    # snappet til en node: retningen skal matche rutens kant IND i (start) / UD af (slut) noden
+    bp, fp = back[0], fwd[0]
+    if e_in[0] == "node" and e_in[1] == u1:
+        k = bp.index(u1)
+        if k == 0:
+            return None
+        t0 = tangent(N, bp[k - 1], u1)
+    if e_out[0] == "node" and e_out[1] == v2:
+        k = fp.index(v2)
+        if k >= len(fp) - 1:
+            return None
+        t3 = tangent(N, v2, fp[k + 1])
+    chord = math.hypot(P3["x"] - P0["x"], P3["z"] - P0["z"])
+    k = chord * 0.4
+    P1 = {"x": P0["x"] + t0[0] * k, "z": P0["z"] + t0[1] * k, "y": P0["y"] + (P3["y"] - P0["y"]) / 3}
+    P2 = {"x": P3["x"] - t3[0] * k, "z": P3["z"] - t3[1] * k, "y": P0["y"] + 2 * (P3["y"] - P0["y"]) / 3}
+    total = ang2(t0, t3)
+    n = max(3, math.ceil(total / CURVE_STEP) + 2)
+    while True:
+        pts = []
+        for s in range(n + 1):
+            t = s / n
+            pts.append({ax: (1 - t) ** 3 * P0[ax] + 3 * (1 - t) ** 2 * t * P1[ax] + 3 * (1 - t) * t * t * P2[ax] + t ** 3 * P3[ax] for ax in "xyz"})
+        # tjek alle knæk inkl. ind- og udgang
+        dirs = [t0] + [(pts[s + 1]["x"] - pts[s]["x"], pts[s + 1]["z"] - pts[s]["z"]) for s in range(n)] + [t3]
+        worst = max(ang2(dirs[s], dirs[s + 1]) for s in range(len(dirs) - 1))
+        if worst <= TARGET_EDGE:
+            break
+        n += 1
+        if n > 80 or chord / n < 0.15:
+            return None
+    return dict(end_in=e_in, end_out=e_out, split_in=(u1, v1, d1), split_out=(u2, v2, d2), inner=pts[1:-1], R=R, total=round(total, 1), worst=round(worst, 1))
+
+
+def run(src, dst, logp):
+    doc = read(src); N = doc["N"]; n0 = len(N)
+    mks = [m for m in markers(doc) if m in N]
+    turns = collect(N, mks)
+    order = sorted(turns.items(), key=lambda kv: -kv[1][0])
+    plans = []; covered = set(); skipped = []
+    for key, (cnt, back, fwd) in order:
+        p, b, c = key[:3]
+        if key in covered:
+            continue
+        path, i = back[0], back[1]
+        plan = None
+        for R in R_TRY:
+            if R > back[2] - 0.3 or R > fwd[2] - 0.3:
+                continue
+            plan = design(N, back, fwd, R)
+            if plan:
+                break
+        if not plan:
+            skipped.append([p, b, c, cnt, round(angle(N, p, b, c), 1)]); continue
+        # marker alle sving i vinduet som dækket (fx 63°+27° i samme hjørne)
+        lo = path.index(plan["split_in"][1]) if plan["split_in"][1] in path else i
+        hi = path.index(plan["split_out"][0]) if plan["split_out"][0] in path else i
+        for j in range(max(1, lo), min(len(path) - 1, hi + 1)):
+            covered.add((path[j - 1], path[j], path[j + 1]) + window(N, path, j))
+        plan.update(turn=[p, b, c], count=cnt); plans.append(plan)
+    # 1) del kanter (samlet pr. kant), 2) byg kurver
+    req = {}; keyof = []
+    for pl in plans:
+        ks = []
+        for e in (pl["end_in"], pl["end_out"]):
+            if e[0] == "node":
+                ks.append(("node", e[1])); continue
+            _, u, v, d = e
+            lo, hi = min(u, v), max(u, v)
+            dd = round(d if u == lo else dist(N[u], N[v]) - d, 3)
+            req.setdefault((lo, hi), set()).add(dd); ks.append((lo, hi, dd))
+        keyof.append(ks)
+    made = apply_splits(N, req)
+    for pl, ks in zip(plans, keyof):
+        res = lambda k: k[1] if k[0] == "node" else made[k]
+        a, b = res(ks[0]), res(ks[1])
+        # bivej (bit 1) kun hvis begge ender er bivej — ellers ganger AD kurven med 20
+        sub = N[a]["fl"] & N[b]["fl"] & 1
+        fl = (N[pl["turn"][1]]["fl"] & ~1) | sub
+        chain = [a] + [new_node(N, q["x"], q["y"], q["z"], fl) for q in pl["inner"]] + [b]
+        for x, y in zip(chain, chain[1:]):
+            link(N, x, y)
+        pl["nodes"] = chain
+        del pl["inner"]
+    write(doc, dst)
+    json.dump(dict(plans=plans, skipped=skipped), open(logp, "w"))
+    print(f"sving>{MAX_TURN}°: {len(turns)}  kurver: {len(plans)}  dækket af andre kurver: {len(turns)-len(plans)-len(skipped)}"
+          f"  sprunget over: {len(skipped)}  nye noder: {len(N)-n0}")
+    return len(turns)
+
+
+if __name__ == "__main__":
+    run(*sys.argv[1:4])
diff --git a/tools/ad-smooth/adprune.py b/tools/ad-smooth/adprune.py
new file mode 100644
index 0000000..2eb9823
--- /dev/null
+++ b/tools/ad-smooth/adprune.py
@@ -0,0 +1,36 @@
+"""Fjern kurver som ingen markør-rute bruger, og omnummerér nye noder fortløbende."""
+import sys, json, re, collections
+sys.path.insert(0, __file__.rsplit("/", 1)[0])
+import adfix
+from adsmooth import read, write
+from adroutes import transit, dijkstra
+
+src, dst, n0 = sys.argv[1], sys.argv[2], int(sys.argv[3])
+logs = sys.argv[4:]
+doc = read(src); N = doc["N"]
+mks = [m for m in adfix.markers(doc) if m in N]
+T = transit(N); used = collections.Counter()
+for st in mks:
+    best, pre = dijkstra(N, T, st)
+    for tg in mks:
+        if tg != st and tg in best:
+            for x in adfix.node_path(best, pre, tg):
+                if x > n0:
+                    used[x] += 1
+drop = set()
+for lp in logs:
+    for p in json.load(open(lp))["plans"]:
+        inner = p["nodes"][1:-1]
+        if inner and not any(used[x] for x in inner):
+            drop.update(inner)
+for i in drop:
+    del N[i]
+for n in N.values():
+    n["out"] = [o for o in n["out"] if o not in drop]
+    n["inc"] = [o for o in n["inc"] if o not in drop]
+old_new = sorted(i for i in N if i > n0)
+remap = {o: n0 + 1 + k for k, o in enumerate(old_new)}
+f = lambda i: remap.get(i, i)
+doc["N"] = {f(i): dict(n, out=[f(o) for o in n["out"]], inc=[f(o) for o in n["inc"]]) for i, n in N.items()}
+write(doc, dst)
+print(f"fjernet {len(drop)} ubrugte kurvenoder; noder nu {len(doc['N'])} (nye: {len(doc['N']) - n0})")
diff --git a/tools/ad-smooth/adroutes.py b/tools/ad-smooth/adroutes.py
new file mode 100644
index 0000000..9e4efb2
--- /dev/null
+++ b/tools/ad-smooth/adroutes.py
@@ -0,0 +1,68 @@
+import re,math,heapq,collections,sys,json
+sys.path.insert(0, __file__.rsplit("/", 1)[0])
+from adturns import load
+def angle(N,p,b,c):
+  v1=(N[b]["x"]-N[p]["x"],N[b]["z"]-N[p]["z"]); v2=(N[c]["x"]-N[b]["x"],N[c]["z"]-N[b]["z"])
+  l1=math.hypot(*v1); l2=math.hypot(*v2)
+  if l1<1e-6 or l2<1e-6: return 0.0
+  return math.degrees(math.acos(max(-1,min(1,(v1[0]*v2[0]+v1[1]*v2[1])/(l1*l2)))))
+def speed(a):
+  for lim,sp in ((3,50),(5,38),(8,27),(12,20),(15,13),(20,10),(30,7)):
+    if a<lim: return sp
+  return 4
+def is_reverse(N,p,b,c):
+  return (b not in N[c]["inc"]) or (b in N[c]["inc"] and p not in N[b]["inc"])
+def transit(N):
+  T={}
+  for b,n in N.items():
+    for p in n["inc"]:
+      if p not in N: continue
+      T[(p,b)]=[c for c in n["out"] if c in N and (angle(N,p,b,c)<=80 or is_reverse(N,p,b,c))]
+  return T
+def dijkstra(N,T,start):
+  # tilstand = (forrige, node); returnerer bedste forgænger-tilstand pr node
+  dist={};pre={};best={}
+  h=[]
+  for c in N[start]["out"]:
+    if c not in N: continue
+    d=math.hypot(N[c]["x"]-N[start]["x"],N[c]["z"]-N[start]["z"])/(50/3.6)*(20 if N[c]["fl"]&1 else 1)
+    s=(start,c); dist[s]=d; pre[s]=None; heapq.heappush(h,(d,s))
+  while h:
+    d,s=heapq.heappop(h)
+    if d>dist.get(s,1e18): continue
+    p,b=s
+    if b not in best or d<dist[best[b]]: best[b]=s
+    # AD: efter en bakforbindelse (p ikke i b.incoming) findes ingen transitMapping -> alle udgange er tilladt
+    for c in T.get(s,N[b]["out"]):
+      a=angle(N,p,b,c); l=math.hypot(N[c]["x"]-N[b]["x"],N[c]["z"]-N[b]["z"])
+      nd=d+l/(speed(a)/3.6)*(20 if N[c]["fl"]&1 else 1)
+      ns=(b,c)
+      if nd<dist.get(ns,1e18): dist[ns]=nd; pre[ns]=s; heapq.heappush(h,(nd,ns))
+  return best,pre
+def path_turns(N,best,pre,target):
+  s=best.get(target); turns=[]
+  seq=[]
+  while s: seq.append(s); s=pre[s]
+  seq.reverse()
+  for i in range(1,len(seq)):
+    p,b=seq[i-1]; _,c=seq[i]
+    turns.append((p,b,c))
+  return turns
+if __name__=="__main__":
+  s,N,_=load(sys.argv[1])
+  mm=[(int(float(i)),n,g) for i,n,g in re.findall(r"<mm\d+>\s*<id>([\d.]+)</id>\s*<name>([^<]*)</name>\s*<group>([^<]*)</group>",s)]
+  T=transit(N)
+  ids=[m[0] for m in mm if m[0] in N]
+  sharp=collections.Counter(); rev=0
+  for k,st in enumerate(ids):
+    best,pre=dijkstra(N,T,st)
+    for tg in ids:
+      if tg==st or tg not in best: continue
+      for (p,b,c) in path_turns(N,best,pre,tg):
+        a=angle(N,p,b,c)
+        if a>45:
+          if is_reverse(N,p,b,c): rev+=1; continue
+          sharp[(p,b,c)]+=1
+  json.dump([[p,b,c,n,round(angle(N,p,b,c),1)] for (p,b,c),n in sharp.items()],open(sys.argv[2],"w"))
+  print("markører",len(ids),"forskellige skarpe sving på ruter:",len(sharp),"bakke-sving sprunget over:",rev)
+  print(collections.Counter(int(angle(N,*k)//5*5) for k in sharp))
diff --git a/tools/ad-smooth/adsmooth.py b/tools/ad-smooth/adsmooth.py
new file mode 100644
index 0000000..bd9995d
--- /dev/null
+++ b/tools/ad-smooth/adsmooth.py
@@ -0,0 +1,159 @@
+"""Blødgør skarpe sving (>45°) i et AutoDrive-vejnet ved at tilføje kurve-omveje.
+
+Eksisterende waypoints og id'er røres ikke (kun nye noder tilføjes), så markører og
+mod-referencer holder. For hvert sving p->b->c:
+  - kanten p-b deles i Pin (r meter før b), kanten b-c deles i Pout (r meter efter b)
+  - Pin -> kvadratisk Bézier (kontrolpunkt b) -> Pout, med nok punkter til at hvert
+    knæk er <= MAX_STEP grader
+  - er det omvendte sving (c,b,p) også på listen, bliver kurven tovejs
+"""
+import json, math, re, sys
+
+MAX_STEP = 20.0     # grader pr. knæk inde i kurven
+R_CAP = 10.0        # max benlængde (m) -> max afvigelse fra hjørnet ~3,2 m
+R_FRAC = 0.45       # max andel af en kant der bruges til benet
+R_MIN = 1.5         # kortere ben end dette -> spring over
+
+
+def read(path):
+    raw = open(path, "rb").read()
+    bom = raw.startswith(b"\xef\xbb\xbf")
+    s = raw.decode("utf-8-sig")
+    w0 = s.index("<waypoints>"); w1 = s.index("</waypoints>")
+    w = s[w0:w1]
+    g = lambda t: re.search(rf"<{t}>(.*?)</{t}>", w, re.S).group(1)
+    ids = [int(v) for v in g("id").split(",")]
+    assert ids == list(range(1, len(ids) + 1)), "id'er er ikke 1..N"
+    xs = [float(v) for v in g("x").split(",")]
+    ys = [float(v) for v in g("y").split(",")]
+    zs = [float(v) for v in g("z").split(",")]
+    lst = lambda t: [[int(v) for v in e.split(",") if v != "-1"] for e in g(t).split(";")]
+    out, inc = lst("out"), lst("incoming")
+    fl = [int(v) for v in g("flags").split(",")]
+    N = {i: dict(x=xs[k], y=ys[k], z=zs[k], out=out[k], inc=inc[k], fl=fl[k]) for k, i in enumerate(ids)}
+    return dict(s=s, bom=bom, w0=w0, w1=w1, w=w, N=N)
+
+
+def write(doc, path):
+    N = doc["N"]; ids = sorted(N)
+    f3 = lambda v: "%.3f" % v
+    joinl = lambda L: ",".join(map(str, L)) if L else "-1"
+    parts = {
+        "id": ",".join(map(str, ids)),
+        "x": ",".join(f3(N[i]["x"]) for i in ids),
+        "y": ",".join(f3(N[i]["y"]) for i in ids),
+        "z": ",".join(f3(N[i]["z"]) for i in ids),
+        "out": ";".join(joinl(N[i]["out"]) for i in ids),
+        "incoming": ";".join(joinl(N[i]["inc"]) for i in ids),
+        "flags": ",".join(str(N[i]["fl"]) for i in ids),
+    }
+    w = doc["w"]
+    for t, v in parts.items():
+        w = re.sub(rf"<{t}>.*?</{t}>", lambda m, v=v, t=t: f"<{t}>{v}</{t}>", w, count=1, flags=re.S)
+    s = doc["s"][:doc["w0"]] + w + doc["s"][doc["w1"]:]
+    data = s.encode("utf-8")
+    open(path, "wb").write((b"\xef\xbb\xbf" if doc["bom"] else b"") + data)
+
+
+def xz(n):
+    return (n["x"], n["z"])
+
+
+def dist(a, b):
+    return math.hypot(a["x"] - b["x"], a["z"] - b["z"])
+
+
+def new_node(N, x, y, z, fl):
+    i = max(N) + 1
+    N[i] = dict(x=x, y=y, z=z, out=[], inc=[], fl=fl)
+    return i
+
+
+def link(N, a, b):
+    if b not in N[a]["out"]:
+        N[a]["out"].append(b)
+    if a not in N[b]["inc"]:
+        N[b]["inc"].append(a)
+
+
+def apply_splits(N, requests):
+    """requests: {(u,v) u<v: set(afstand fra u)} -> {(u,v,afstand): ny node}."""
+    made = {}
+    for (u, v), ds in requests.items():
+        L = dist(N[u], N[v])
+        pts = []
+        for d in sorted(ds):
+            if pts and d - pts[-1] < 0.5:
+                made[(u, v, d)] = made[(u, v, pts[-1])]; continue
+            t = d / L
+            m = new_node(N, *(N[u][a] + (N[v][a] - N[u][a]) * t for a in "xyz"),
+                         N[v]["fl"] if t > 0.5 else N[u]["fl"])
+            made[(u, v, d)] = m; pts.append(d)
+        chain = [u] + [made[(u, v, d)] for d in pts] + [v]
+        for a, b in ((u, v), (v, u)):
+            if b in N[a]["out"]:
+                seq = chain if a == u else chain[::-1]
+                N[a]["out"] = [seq[1] if o == b else o for o in N[a]["out"]]
+                N[b]["inc"] = [seq[-2] if o == a else o for o in N[b]["inc"]]
+                for x, y in zip(seq[1:-1], seq[2:]):
+                    link(N, x, y)
+                N[seq[1]]["inc"].append(a) if a not in N[seq[1]]["inc"] else None
+    return made
+
+
+def smooth(doc, turns):
+    N = doc["N"]; want = set(turns); plan = []; req = {}; seen = set()
+    for p, b, c in turns:
+        if (p, b, c) in seen:
+            continue
+        dual = (c, b, p) in want
+        seen.add((p, b, c)); seen.add((c, b, p)) if dual else None
+        r = min(R_CAP, R_FRAC * dist(N[p], N[b]), R_FRAC * dist(N[b], N[c]))
+        if r < R_MIN:
+            continue
+        keys = []
+        for o in (p, c):
+            u, v = min(o, b), max(o, b)
+            d = r if u == b else dist(N[u], N[v]) - r
+            req.setdefault((u, v), set()).add(round(d, 3)); keys.append((u, v, round(d, 3)))
+        plan.append((p, b, c, dual, r, keys))
+    orig = {i: dict(N[i]) for i in N}
+    made_split = apply_splits(N, req)
+    made = []
+    for p, b, c, dual, r, keys in plan:
+        pin, pout = made_split[keys[0]], made_split[keys[1]]
+        P0, P1, P2 = N[pin], N[b], N[pout]
+        th = turn_angle(orig[p], orig[b], orig[c])
+        n = max(2, math.ceil(th / MAX_STEP) + 1)
+        chain = [pin]
+        for k in range(1, n):
+            t = k / n
+            q = lambda a: (1 - t) ** 2 * P0[a] + 2 * (1 - t) * t * P1[a] + t * t * P2[a]
+            chain.append(new_node(N, q("x"), q("y"), q("z"), N[b]["fl"]))
+        chain.append(pout)
+        for a, bb in zip(chain, chain[1:]):
+            link(N, a, bb)
+            if dual:
+                link(N, bb, a)
+        made.append(dict(turn=[p, b, c], dual=dual, angle=round(th, 1), r=round(r, 1), nodes=chain))
+    return made
+
+
+def turn_angle(A, B, C):
+    v1 = (B["x"] - A["x"], B["z"] - A["z"]); v2 = (C["x"] - B["x"], C["z"] - B["z"])
+    l1 = math.hypot(*v1); l2 = math.hypot(*v2)
+    if l1 < 1e-6 or l2 < 1e-6:
+        return 0.0
+    return math.degrees(math.acos(max(-1, min(1, (v1[0] * v2[0] + v1[1] * v2[1]) / (l1 * l2)))))
+
+
+if __name__ == "__main__":
+    src, sharp_json, dst, log = sys.argv[1:5]
+    doc = read(src)
+    n0 = len(doc["N"])
+    turns = [tuple(x[:3]) for x in json.load(open(sharp_json)) if x[4] > 45.5]
+    made = smooth(doc, turns)
+    write(doc, dst)
+    json.dump(made, open(log, "w"), indent=0)
+    print(f"sving: {len(turns)}  kurver lavet: {len(made)}  (tovejs {sum(m['dual'] for m in made)})"
+          f"  nye noder: {len(doc['N']) - n0}  sprunget over: {len(turns) - len(made) - sum(m['dual'] for m in made)}")
diff --git a/tools/ad-smooth/adturns.py b/tools/ad-smooth/adturns.py
new file mode 100644
index 0000000..22424ca
--- /dev/null
+++ b/tools/ad-smooth/adturns.py
@@ -0,0 +1,36 @@
+import re,math,collections,sys
+def load(path):
+  s=open(path,encoding="utf-8-sig").read()
+  w=re.search(r"<waypoints>(.*?)</waypoints>",s,re.S).group(1)
+  g=lambda t:re.search(rf"<{t}>(.*?)</{t}>",w,re.S).group(1)
+  ids=[int(v) for v in g("id").split(",")]
+  X=[float(v) for v in g("x").split(",")]; Z=[float(v) for v in g("z").split(",")]
+  sp=lambda t:[[int(v) for v in e.split(",") if v not in("","-1")] for e in g(t).split(";")]
+  out=sp("out"); inc=sp("incoming"); fl=[int(v) for v in g("flags").split(",")]
+  N={i:dict(x=X[k],z=Z[k],out=out[k],inc=inc[k],fl=fl[k]) for k,i in enumerate(ids)}
+  mk=[(int(a),b) for a,b in re.findall(r'<mm\d+ id="(\d+)" name="([^"]*)"',s)]
+  return s,N,mk
+def ang(N,a,b,c):
+  A,B,C=N[a],N[b],N[c]
+  v1=(B["x"]-A["x"],B["z"]-A["z"]); v2=(C["x"]-B["x"],C["z"]-B["z"])
+  l1=math.hypot(*v1); l2=math.hypot(*v2)
+  if l1<1e-3 or l2<1e-3: return 0,l1,l2
+  d=(v1[0]*v2[0]+v1[1]*v2[1])/(l1*l2)
+  return math.degrees(math.acos(max(-1,min(1,d)))),l1,l2
+if __name__=="__main__":
+  s,N,mk=load(sys.argv[1])
+  print("noder",len(N),"markører",len(mk),"flags",collections.Counter(n["fl"] for n in N.values()))
+  sharp=[];rev=0
+  for b,n in N.items():
+    for a in n["inc"]:
+      for c in n["out"]:
+        if a==c or a not in N or c not in N: continue
+        # samme retning som forbindelse? tjek at a->b og b->c er reelle kanter
+        if b not in N[a]["out"]: continue
+        t,l1,l2=ang(N,a,b,c)
+        if t>135: rev+=1; continue   # U-vending / bakke-par, ikke et sving
+        if t>45: sharp.append((round(t),a,b,c,len(n["inc"]),len(n["out"]),round(l1,1),round(l2,1)))
+  kinds=collections.Counter("kæde" if (x[4]==1 and x[5]==1) else "kryds" for x in sharp)
+  print("sving >45°:",len(sharp),kinds,"(>135° udeladt:",rev,")")
+  print("fordeling:",collections.Counter(min(x[0]//15*15,135) for x in sharp))
+  nodes={x[2] for x in sharp}; print("unikke knæk-noder",len(nodes))
diff --git a/tools/ad-smooth/netfix.py b/tools/ad-smooth/netfix.py
new file mode 100644
index 0000000..936f5dc
--- /dev/null
+++ b/tools/ad-smooth/netfix.py
@@ -0,0 +1,66 @@
+"""Savegame2 30/9: reparationer af AD-vejnettet fundet ved gennemgangen.
+
+1. Punkt 19564 (spor til 'P Forage Wagon') lå 5,6 km væk -> midt mellem naboerne.
+2. Biogas Drop 1/2/4/5 var blindgyder (kun vej ind) -> sidste kant gøres tovejs som Drop 3.
+3. Chicken Wait 5: 81° knæk ved 12808 (AD tillader 80°) -> privat spor 12808..12815 lagt om i en blød kurve.
+4. 'Food And More' lå på en afbrudt stump oven på vejen -> markøren flyttes til vejpunkt 8416.
+
+Brug: netfix.py <ind.xml> <ud.xml>
+"""
+import math, re, sys, os
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+from adsmooth import read, write, link, dist
+
+src, dst = sys.argv[1], sys.argv[2]
+doc = read(src); N = doc["N"]
+mk = {m.group(2): int(float(m.group(1))) for m in re.finditer(r"<mm\d+>\s*<id>([\d.]+)</id>\s*<name>([^<]*)</name>", doc["s"])}
+
+# 1
+a, b = N[19563], N[19565]
+assert dist(N[19564], a) > 1000, "19564 ser allerede rigtig ud"
+for ax in "xyz":
+    N[19564][ax] = (a[ax] + b[ax]) / 2
+print("19564 ->", round(N[19564]["x"], 2), round(N[19564]["z"], 2))
+
+# 2
+for name in ("Biogas Drop 1", "Biogas Drop 2", "Biogas Drop 4", "Biogas Drop 5"):
+    w = mk[name]; assert not N[w]["out"], name
+    for p in list(N[w]["inc"]):
+        link(N, w, p)
+    print(name, "tovejs mod", N[w]["out"])
+
+# 3 kurve fra 12802 (retning fra 12801) til 12697 (retning mod 12698)
+chain = [12808, 12809, 12810, 12811, 12812, 12813, 12814, 12815]
+for i in chain:
+    assert len(N[i]["inc"]) == 1 and len(N[i]["out"]) == 1, i
+P0, P3 = N[12802], N[12697]
+def unit(u, v):
+    L = dist(u, v); return ((v["x"] - u["x"]) / L, (v["z"] - u["z"]) / L)
+t0, t3 = unit(N[12801], P0), unit(P3, N[12698])
+seq = [12801, 12802] + chain + [12697, 12698]
+def ang(p, b, c):
+    v1 = (N[b]["x"] - N[p]["x"], N[b]["z"] - N[p]["z"]); v2 = (N[c]["x"] - N[b]["x"], N[c]["z"] - N[b]["z"])
+    return math.degrees(math.acos(max(-1, min(1, (v1[0] * v2[0] + v1[1] * v2[1]) / (math.hypot(*v1) * math.hypot(*v2))))))
+def shape(k0, k3, g):
+    P1 = {"x": P0["x"] + t0[0] * k0, "z": P0["z"] + t0[1] * k0}
+    P2 = {"x": P3["x"] - t3[0] * k3, "z": P3["z"] - t3[1] * k3}
+    n = len(chain) + 1
+    for j, i in enumerate(chain, 1):
+        t = (j / n) ** g                      # g skubber punkterne mod den skarpe ende
+        for ax in "xz":
+            N[i][ax] = (1 - t) ** 3 * P0[ax] + 3 * (1 - t) ** 2 * t * P1[ax] + 3 * (1 - t) * t * t * P2[ax] + t ** 3 * P3[ax]
+        N[i]["y"] = P0["y"] + (P3["y"] - P0["y"]) * t
+    return max(ang(*seq[i:i + 3]) for i in range(len(seq) - 2))
+D = dist(P0, P3)
+best = min(((shape(a * D, b * D, g), a, b, g) for a in (0.2, 0.35, 0.5, 0.7, 0.9, 1.2) for b in (0.2, 0.35, 0.5, 0.7, 0.9, 1.2) for g in (0.7, 0.85, 1.0, 1.2)))
+worst = shape(best[1] * D, best[2] * D, best[3])
+print("Chicken Wait 5-kurve: største knæk %.1f°" % worst)
+assert worst <= 45
+
+write(doc, dst)
+# 4 markør
+s = open(dst, encoding="utf-8-sig").read()
+s, cnt = re.subn(r"(<id>)8481\.000000(</id>\s*<name>Food And More</name>)", r"\g<1>8416.000000\g<2>", s)
+assert cnt == 1
+open(dst, "wb").write(b"\xef\xbb\xbf" + s.encode("utf-8"))
+print("Food And More -> 8416")
diff --git a/tools/ad-smooth/parkall.py b/tools/ad-smooth/parkall.py
new file mode 100644
index 0000000..0dc7f4b
--- /dev/null
+++ b/tools/ad-smooth/parkall.py
@@ -0,0 +1,211 @@
+"""Savegame2 30/9: parkering til alle køretøjer + Sell Slurry-vognfejlen.
+
+- REX-vintraktorer: parkDestination = deres vinredskabs parkering (faste sæt).
+- Motorkøretøjer uden plads (FH16 x3, Finsnitter): ledig bås omdøbes "P <navn>", parkDestination sættes.
+  Køretøjet flyttes ikke — AutoDrive bakker det ind, når det parkeres.
+- Frakoblede vogne uden plads: ledig bås + "Connect P <navn>" (nyt punkt delt ind på bakkesporet ved
+  vognens trækøje) og vognen stilles ind i båsen, bagende 0,5 m fra P.
+- Sell Slurry 2: ploven kobles af og stilles på "P Plov"; flowets vogn bliver gylletanken på
+  "P Sell Slurry vogn 2".
+
+Skriver <fil>.new i savegame-mappen. Brug: parkall.py <savegame-mappe>
+"""
+import math, os, re, sys, zipfile
+import xml.etree.ElementTree as ET
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+from adsmooth import read, write, apply_splits, dist
+
+SG = sys.argv[1].rstrip("/") + "/"
+GAME = os.path.expanduser("~/.local/share/Steam/steamapps/common/Farming Simulator 25/")
+MODS = os.path.expanduser("~/FS25-data/mods/")
+REAR_GAP = 0.5            # vognens bagende så langt fra P (m)
+KINGPIN_BACK = 1.2        # sættevogn: kongebolt bag forenden (ukalibreret skøn)
+
+# motorkøretøjer: driverName -> kolonne; vogne: fil -> (navn, kolonne, sættevogn?)
+MOTOR = ["FH16 780 1", "FH16 780 2", "Milk Sale", "Finsnitter"]
+TRAILERS = {"dpw1800": ("DPW 1800", "syd", False), "bigBodyS750": ("Big Body 750", "syd", False),
+            "gtw330": ("Overlæssevogn GTW 330", "syd", False), "steelDropDeck": ("Steel Drop Deck", "vest", True)}
+
+
+def xmltext(fn):
+    if fn.startswith("data/"):
+        return open(GAME + fn, encoding="utf-8", errors="ignore").read()
+    mod, rest = fn.replace("$moddir$", "").split("/", 1)
+    return zipfile.ZipFile(MODS + mod + ".zip").read(rest).decode("utf-8", "ignore")
+
+
+def size_of(fn):
+    m = re.search(r"<size [^>]*>", xmltext(fn)).group(0)
+    L = float(re.search(r'length="([\d.]+)"', m).group(1))
+    lo = re.search(r'lengthOffset="(-?[\d.]+)"', m)
+    return L, float(lo.group(1)) if lo else 0.0
+
+
+def heading(el):
+    r = [float(t) for t in el.find("component").get("rotation").split()]
+    return math.radians(r[1] + (180 if abs(r[0]) > 90 else 0))
+
+
+def angn(a):
+    return (a + math.pi) % (2 * math.pi) - math.pi
+
+
+doc = read(SG + "AutoDrive_config.xml"); N = doc["N"]
+mk = {}   # mm-index -> dict(wp, name, group)
+for m in re.finditer(r"<mm(\d+)>\s*<id>([\d.]+)</id>\s*<name>([^<]*)</name>\s*<group>([^<]*)</group>", doc["s"]):
+    mk[int(m.group(1))] = dict(wp=int(float(m.group(2))), name=m.group(3), group=m.group(4))
+byname = {m["name"]: i for i, m in mk.items()}
+
+VT = ET.parse(SG + "vehicles.xml"); VR = VT.getroot()
+veh = {v.get("uniqueId"): v for v in VR.iter("vehicle")}
+def adname(v):
+    ad = v.find("AutoDrive"); return ad.get("driverName") if ad is not None else None
+def park_of(v):
+    ad = v.find("AutoDrive"); p = ad.get("parkDestination") if ad is not None else None
+    return int(p) if p and p.lstrip("-").isdigit() and int(p) > 0 else None
+def set_park(v, idx):
+    ad = v.find("AutoDrive")
+    if ad is None:
+        last = list(v)[-1]; ad = ET.SubElement(v, "AutoDrive"); ad.tail = last.tail; last.tail = "\n        "
+    ad.set("parkDestination", str(idx))
+parent = {a.get("attachedVehicleUniqueId"): v.get("uniqueId") for v in VR.iter("vehicle") for a in v.iter("attachedImplement")}
+
+
+def bay_axis(p_wp):
+    """Retning fra P ud mod båsens munding, og sporets noder sorteret efter afstand fra P."""
+    P = N[p_wp]
+    # nabo-kæden fra P: gå til nabo længst væk, 6 skridt, og brug den retning
+    cur, prev = p_wp, None
+    for _ in range(6):
+        nb = [x for x in set(N[cur]["out"]) | set(N[cur]["inc"]) if x != prev]
+        if not nb: break
+        nxt = max(nb, key=lambda x: dist(N[x], P)); prev, cur = cur, nxt
+    e = math.atan2(N[cur]["x"] - P["x"], N[cur]["z"] - P["z"])
+    return e
+
+
+def along_lat(p_wp, e, x, z):
+    dx, dz = x - N[p_wp]["x"], z - N[p_wp]["z"]
+    return dx * math.sin(e) + dz * math.cos(e), dx * math.cos(e) - dz * math.sin(e)
+
+
+def split_point_on_track(p_wp, e, d):
+    """(u, v, afstand fra min(u,v)) for punktet d m fra P på bakkesporet."""
+    track = []
+    for i, n in N.items():
+        a, l = along_lat(p_wp, e, n["x"], n["z"])
+        if abs(l) < 0.35 and -0.1 < a < 26:
+            track.append((a, i))
+    track.sort()
+    for (a1, i1), (a2, i2) in zip(track, track[1:]):
+        linked = i2 in N[i1]["out"] or i1 in N[i2]["out"]
+        if linked and a1 <= d <= a2:
+            u, v = min(i1, i2), max(i1, i2)
+            du = d - (a1 if u == i1 else a2)
+            return u, v, round(abs(du), 3)
+    raise SystemExit(f"fandt ikke sporet {d:.1f} m fra P (wp {p_wp})")
+
+
+def ground_offset(v):
+    c = v.find("component"); x, y, z = [float(t) for t in c.get("position").split()]
+    near = min(N.values(), key=lambda n: (n["x"] - x) ** 2 + (n["z"] - z) ** 2)
+    return y - near["y"]
+
+
+def place(v, p_wp, e, root_along):
+    """Stil køretøjet med roden root_along m fra P langs e, front mod mundingen."""
+    tx = N[p_wp]["x"] + root_along * math.sin(e); tz = N[p_wp]["z"] + root_along * math.cos(e)
+    ty = N[p_wp]["y"] + ground_offset(v)
+    cs = v.findall("component"); p0 = [float(t) for t in cs[0].get("position").split()]
+    d = angn(e - heading(v))
+    for c in cs:
+        q = [float(t) for t in c.get("position").split()]; r = [float(t) for t in c.get("rotation").split()]
+        rx, rz = q[0] - p0[0], q[2] - p0[2]
+        nx = tx + rx * math.cos(d) + rz * math.sin(d); nz = tz - rx * math.sin(d) + rz * math.cos(d)
+        c.set("position", "%.3f %.3f %.3f" % (nx, q[1] - p0[1] + ty, nz))
+        r[1] = (r[1] + math.degrees(d) + 180) % 360 - 180
+        c.set("rotation", "%.2f %.2f %.2f" % tuple(r))
+
+
+free = {"syd": [], "vest": []}
+for i, m in mk.items():
+    if re.fullmatch(r"P Ledig \d+", m["name"]):
+        x, z = N[m["wp"]]["x"], N[m["wp"]]["z"]
+        if -2328 < z < -2320 and x > 1003: free["syd"].append(i)
+        elif 905 < x < 920: free["vest"].append(i)
+free["syd"].sort(key=lambda i: N[mk[i]["wp"]]["x"])
+free["vest"].sort(key=lambda i: N[mk[i]["wp"]]["z"])
+renames, connects, log = {}, [], []
+
+# 1) REX -> vinredskabets plads
+for v in VR.iter("vehicle"):
+    if v.get("filename", "").endswith("seriesREX4.xml") and park_of(v) is None:
+        kids = [a.get("attachedVehicleUniqueId") for a in v.iter("attachedImplement")]
+        pk = [park_of(veh[k]) for k in kids if k in veh and park_of(veh[k])]
+        if pk:
+            set_park(v, pk[0]); log.append(f"{adname(v)} -> {mk[pk[0]]['name']} (fast sæt)")
+
+# 2) motorkøretøjer
+for v in VR.iter("vehicle"):
+    if adname(v) in MOTOR and park_of(v) is None:
+        slot = free["vest"].pop(0); renames[slot] = "P " + adname(v); set_park(v, slot)
+        log.append(f"{adname(v)} -> {mk[slot]['name']} => 'P {adname(v)}'")
+
+# 3) frakoblede vogne
+req, pending = {}, []
+for v in VR.iter("vehicle"):
+    f = v.get("filename", "").split("/")[-1].replace(".xml", "")
+    if f in TRAILERS and park_of(v) is None and v.get("uniqueId") not in parent:
+        name, col, semi = TRAILERS[f]
+        slot = free[col].pop(0); pw = mk[slot]["wp"]; e = bay_axis(pw)
+        L, lo = size_of(v.get("filename"))
+        root = REAR_GAP - lo + L / 2
+        d = REAR_GAP + L - (KINGPIN_BACK if semi else 0.0)
+        u, w, du = split_point_on_track(pw, e, d)
+        req.setdefault((u, w), set()).add(du)
+        place(v, pw, e, root); set_park(v, slot)
+        renames[slot] = "P " + name
+        pending.append((slot, name, (u, w, du), d))
+        log.append(f"{name} ({f}) -> {mk[slot]['name']} => 'P {name}', Connect {d:.2f} m, rod {root:.2f} m")
+
+# 4) Sell Slurry: plov af, gylletank som flowets vogn
+plow_park = byname["P Plov"]; tank_park = byname["P Sell Slurry vogn 2"]
+plow = next(v for v in VR.iter("vehicle") if park_of(v) == plow_park)
+tank = next(v for v in VR.iter("vehicle") if park_of(v) == tank_park)
+tractor = veh[parent[plow.get("uniqueId")]]
+aj = tractor.find("attacherJoints")
+for a in list(aj):
+    if a.get("attachedVehicleUniqueId") == plow.get("uniqueId"):
+        aj.remove(a)
+pw = mk[plow_park]["wp"]; e = bay_axis(pw)
+cw = mk[byname["Connect P Plov"]]["wp"]; dcon, _ = along_lat(pw, e, N[cw]["x"], N[cw]["z"])
+L, lo = size_of(plow.get("filename"))
+place(plow, pw, e, dcon - 0.1 - lo - L / 2)      # liftmonteret: forkant + 0,1 m = Connect
+log.append(f"plov koblet af '{adname(tractor)}' og stillet på P Plov (Connect {dcon:.2f} m)")
+RP = SG + "ADSmartPickup_runs.xml"; runs = open(RP, encoding="utf-8-sig", newline="").read()   # bevar CRLF
+m = re.search(r'(<run [^>]*name="Sell Slurry"[^>]*wagons=")([^"]*)(")', runs)
+pairs = dict(p.split("=") for p in m.group(2).split(";") if "=" in p)
+pairs[tractor.get("uniqueId")] = tank.get("uniqueId")
+runs = runs[:m.start(2)] + ";".join(f"{k}={pairs[k]}" for k in sorted(pairs)) + runs[m.end(2):]
+log.append(f"Sell Slurry: '{adname(tractor)}' får gylletanken på P Sell Slurry vogn 2")
+
+# skriv AD-config: del spor, så markørnavne + nye Connect-markører
+made = apply_splits(N, req)
+write(doc, SG + "AutoDrive_config.xml.new")
+s = open(SG + "AutoDrive_config.xml.new", encoding="utf-8-sig").read()
+bom = open(SG + "AutoDrive_config.xml", "rb").read(3) == b"\xef\xbb\xbf"
+for slot, new in renames.items():
+    s, n = re.subn(r"(<mm%d>\s*<id>[\d.]+</id>\s*<name>)[^<]*(</name>\s*<group>)[^<]*(</group>)" % slot,
+                   r"\g<1>%s\g<2>Parkering\g<3>" % new, s)
+    assert n == 1, slot
+nxt = max(mk) + 1; add = ""
+for slot, name, key, d in pending:
+    add += ("        <mm%d>\n            <id>%d.000000</id>\n            <name>Connect P %s</name>\n"
+            "            <group>Connect</group>\n        </mm%d>\n") % (nxt, made[key], name, nxt)
+    nxt += 1
+i = s.rfind("    </mapmarker>"); s = s[:i] + add + s[i:]
+open(SG + "AutoDrive_config.xml.new", "wb").write((b"\xef\xbb\xbf" if bom else b"") + s.encode("utf-8"))
+body = ET.tostring(VR, encoding="unicode")
+open(SG + "vehicles.xml.new", "w", encoding="utf-8").write('<?xml version="1.0" encoding="utf-8" standalone="no"?>\n' + body + "\n")
+open(SG + "ADSmartPickup_runs.xml.new", "w", encoding="utf-8", newline="").write("\ufeff" + runs)
+print("\n".join(log)); print("skrevet .new")